Canopy for a bed



FIG. 1 is a front elevational view of a canopy for a bed showing my new design.

FIG. 2 is a rear elevational view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a right side elevational view thereof, the left side being substantially similar thereto.

FIG. 5 is a top plan view thereof. 

The ornamental design for a canopy for a bed, as shown and described. 